Trapezoidal book



FIG. 1 is a top plan view of the new ornamental design.

FIG. 2 is a left side view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a right side view thereof.

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a back view thereof. 

The ornamental design for a trapezoidal book, as shown. 